Finding the Fourth Proportional to 248,636.80, 372,955.20 and 185,651.20
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Solution
The fourth proportional to 248,636.80, 372,955.20 and 185,651.20 is: 278,476.80
Step by Step Solution
- Step 1: Write the proportion equation
248,636.80 : 372,955.20 = 185,651.20 : x - Step 2: Convert to fraction form
248,636.80/372,955.20 = 185,651.20/x - Step 3: Cross multiply
248,636.80x = 372,955.20 × 185,651.20 - Step 4: Simplify right side
248,636.80x = 69,239,580,426.24 - Step 5: Solve for x
x = 69,239,580,426.24/248,636.80 - Step 6: Final answer
x = 278,476.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.